Northern beaches student Griff Brondum, 14, sitting his HSC exams

Nadine Morton
November 8 2021 - 3:00pm
EXAM READY: At four years old Griff Brondum taught himself long addition, at 14 he's ready to sit HSC exams. Picture: Geoff Jones
EXAM READY: At four years old Griff Brondum taught himself long addition, at 14 he's ready to sit HSC exams. Picture: Geoff Jones

By the time he was four years old, Griff Brondum had already taught himself how to do long addition. When he was five, his mother Cerian taught him how to play chess. Two weeks later, he was beating her.

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Nadine Morton

Nadine Morton

Senior journalist

Breaking news journalist at the Illawarra Mercury. Email: nadine.morton@austcommunitymedia.com.au

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